Learning Resources features a visual timer that is now more visible than ever! Features clear 3-color lighted display and simple-to-program alarms (1 second to 24 hours) plus it adheres to any magnetic surface! Alarms can be visual audio or both. Use handy flip-out stand for tabletop use. Measures 5 in L x 11/2 in W x 7 in H. Requires 4 AA batteries not included and 3 LR44 button-cell batteries included.